After a product is assessed by an independent third-party certification body (such as UL), it receives a total score that determines its final rating. The four levels are , Silver , Gold , and Platinum , with Platinum representing the highest level of sustainability achievement. These tiers are cumulative, meaning achieving a higher level requires not only more points but also meeting all the requirements of the lower levels.
You mentioned , which looks like a document, form, or reference number, but there isn't enough context for me to know exactly what it refers to. It could be related to a few different things: nsfs- 347
When first encountering NSFS-347, many people are inclined to speculate about its meaning. Some initial theories suggested that it might be: After a product is assessed by an independent